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    .ol-popup.modifytouch a:before {
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  <a href="https://github.com/Viglino/ol-ext" class="icss-github-corner"><i></i></a>

  <a href="../../index.html">
    <h1>ol-ext: Modify interaction for touch device</h1>
  </a>
  <div class="info">
    <b>ol.interaction.ModifyTouch</b> is a modify interaction for touch devices 
    that display a poppup to delete a point when click on it.
    <br/>
    You can customize the popup using the <i>setPopupContent()</i> function.
    <br/>
    You can overide the <i>showDeleteBt()</i> function to do have a different behavior than a popup (display a button on the map).
  </div>

  <!-- Map div -->
  <div id="map" style="width:600px; height:400px;"></div>

  <div class="options" >
    <h2>Options:</h2>
    <label><input id="menu" type="checkbox" onclick="showmenu();" checked="checked" /> 
      show popup/show menu
    </label>
  </div>

  <script type="text/javascript">
    // Layers
    var layers = [
      new ol.layer.Geoportail({ layer: 'ORTHOIMAGERY.ORTHOPHOTOS' })
    ];
    // The map
    var map = new ol.Map ({
      target: 'map',
      view: new ol.View ({
        zoom: 5,
        center: [261720, 5951081]
      }),
      layers: layers
    });

    // New vector layer
    var vector = new ol.layer.Vector({
      name: 'Vecteur',
      source: new ol.source.Vector(),
    })
    map.addLayer(vector);
    vector.getSource().addFeature(new ol.Feature(new ol.geom.Polygon([[[34243, 6305749], [-288626, 6000000], [-288626, 5757848], [-200000, 5500000], [210354, 5576845], [210354, 6000000], [34243, 6305749]]])));
    vector.getSource().addFeature(new ol.Feature(new ol.geom.LineString([[400000, 5664901], [480000, 5600000], [650000, 5718712], [700000, 6000000], [600000, 6200000], [425601, 6183449]])));
    vector.getSource().addFeature(new ol.Feature(new ol.geom.Point(	[269914, 6248592])));


    var select = new ol.interaction.Select({
      layers: [ vector ],
      hitTolerance: 5
    });
    map.addInteraction(select);
    
    // Interaction
    var modify = new ol.interaction.ModifyTouch({
      // source: vector.getSource(),
      features: select.getFeatures()
    });
  map.addInteraction(modify);
  
  //
  var bar = new ol.control.Bar();
  map.addControl(bar);
  var removeBt = new ol.control.Toggle({
    html: '<i class="fa fa-trash"></i>',
    onToggle: function(b) { 
      // Prevent openning on click
      removeBt.setActive(false);
    },
    bar: new ol.control.Bar({
      controls: [
        new ol.control.TextButton({
          html:"remove&nbsp;point", 
          handleClick: function(b) { 
            modify.removePoint();
          }
        })
      ]
    })
  });
  bar.addControl(removeBt);

  // Handle bar
  modify.on('showpopup', function(e) {
    //console.log(e)
    if (!modify.get('usePopup')) removeBt.setActive(true);
  });
  modify.on('hidepopup', function(e) {
    //console.log(e)
    removeBt.setActive(false);
  });

  function showmenu () {
    modify.set('usePopup', $("#menu").prop('checked'));
    modify.setActive(true);
  }
  
</script>

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